--// LocalScript inside StarterGui
local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")
local localPlayer = Players.LocalPlayer

-- Gui
local screenGui = Instance.new("ScreenGui")
screenGui.Name = "ControlGui"
screenGui.ResetOnSpawn = false
screenGui.Parent = localPlayer:WaitForChild("PlayerGui")

local frame = Instance.new("Frame")
frame.Size = UDim2.new(0, 250, 0, 150)
frame.Position = UDim2.new(0.05, 0, 0.2, 0)
frame.BackgroundColor3 = Color3.fromRGB(0, 0, 0)
frame.BackgroundTransparency = 0.2
frame.Parent = screenGui
frame.Active = true
frame.Draggable = true
Instance.new("UICorner", frame).CornerRadius = UDim.new(0, 12)

local textBox = Instance.new("TextBox")
textBox.Size = UDim2.new(0.9, 0, 0, 30)
textBox.Position = UDim2.new(0.05, 0, 0.1, 0)
textBox.PlaceholderText = "Enter owner name"
textBox.Text = ""
textBox.BackgroundColor3 = Color3.new(1, 1, 1)
textBox.TextColor3 = Color3.new(0, 0, 0)
textBox.Parent = frame
Instance.new("UICorner", textBox).CornerRadius = UDim.new(0, 8)

local button = Instance.new("TextButton")
button.Size = UDim2.new(0.9, 0, 0, 40)
button.Position = UDim2.new(0.05, 0, 0.4, 0)
button.Text = "Get Controlled"
button.BackgroundColor3 = Color3.new(1, 1, 1)
button.TextColor3 = Color3.new(0, 0, 0)
button.Parent = frame
Instance.new("UICorner", button).CornerRadius = UDim.new(0, 8)

-- Vars
local controller = nil
local followConn = nil
local flyConn = nil
local spinConn = nil
local flying = false
local spinning = false
local whitelist = {}

-- Utility
local function findPlayerByNameOrDisplay(input)
	for _, plr in ipairs(Players:GetPlayers()) do
		if plr.Name:lower() == input:lower() or plr.DisplayName:lower() == input:lower() then
			return plr
		end
	end
	return nil
end

-- Attach / Detach
local function stopAttach()
	if followConn then
		followConn:Disconnect()
		followConn = nil
	end
end

local function startAttach(targetPlayer)
	stopAttach()
	local myChar = localPlayer.Character or localPlayer.CharacterAdded:Wait()
	local myRoot = myChar:WaitForChild("HumanoidRootPart")

	followConn = RunService.RenderStepped:Connect(function()
		local targetChar = targetPlayer.Character
		if targetChar and targetChar:FindFirstChild("HumanoidRootPart") and myChar.Parent then
			myRoot.CFrame = targetChar.HumanoidRootPart.CFrame * CFrame.new(0, 0, -3)
		else
			stopAttach()
		end
	end)
end

-- Fly
local function startFly()
	if flying then return end
	flying = true
	local char = localPlayer.Character
	if not char then return end
	local hrp = char:WaitForChild("HumanoidRootPart")
	local hum = char:WaitForChild("Humanoid")
	hum.PlatformStand = true

	flyConn = RunService.RenderStepped:Connect(function()
		local moveDir = Vector3.zero
		if UserInputService:IsKeyDown(Enum.KeyCode.W) then moveDir += workspace.CurrentCamera.CFrame.LookVector end
		if UserInputService:IsKeyDown(Enum.KeyCode.S) then moveDir -= workspace.CurrentCamera.CFrame.LookVector end
		if UserInputService:IsKeyDown(Enum.KeyCode.A) then moveDir -= workspace.CurrentCamera.CFrame.RightVector end
		if UserInputService:IsKeyDown(Enum.KeyCode.D) then moveDir += workspace.CurrentCamera.CFrame.RightVector end
		if moveDir.Magnitude > 0 then
			hrp.Velocity = moveDir.Unit * 50
		else
			hrp.Velocity = Vector3.zero
		end
	end)
end

local function stopFly()
	if not flying then return end
	flying = false
	if flyConn then flyConn:Disconnect() flyConn = nil end
	local char = localPlayer.Character
	if char and char:FindFirstChild("Humanoid") then
		char.Humanoid.PlatformStand = false
	end
end

-- Spin
local function startSpin()
	if spinning then return end
	spinning = true
	local char = localPlayer.Character
	if not char then return end
	local hrp = char:WaitForChild("HumanoidRootPart")

	spinConn = RunService.RenderStepped:Connect(function()
		if hrp.Parent then
			hrp.CFrame = hrp.CFrame * CFrame.Angles(0, math.rad(10), 0)
		else
			stopSpin()
		end
	end)
end

local function stopSpin()
	if not spinning then return end
	spinning = false
	if spinConn then spinConn:Disconnect() spinConn = nil end
end

-- Button
button.MouseButton1Click:Connect(function()
	local name = textBox.Text
	local target = findPlayerByNameOrDisplay(name)
	if target then
		controller = target
		button.Text = "Controller set: " .. target.DisplayName
	else
		button.Text = "Player not found"
	end
end)

-- Commands
local function handleCommand(player, msg)
	if player ~= controller and not whitelist[player.UserId] then return end
	msg = msg:lower()

	if msg == "!attach" and controller then
		startAttach(controller)

	elseif msg == "!detach" then
		stopAttach()

	elseif msg == "!reset" then
		local hum = localPlayer.Character and localPlayer.Character:FindFirstChildOfClass("Humanoid")
		if hum then hum.Health = 0 end

	elseif msg == "!spin" then
		startSpin()

	elseif msg == "!unspin" then
		stopSpin()

	elseif msg == "!fly" then
		startFly()

	elseif msg == "!unfly" then
		stopFly()

	elseif msg:sub(1,6) == "!give " then
		local targetName = msg:sub(7)
		local target = findPlayerByNameOrDisplay(targetName)
		if target then whitelist[target.UserId] = true end

	elseif msg:sub(1,8) == "!return " then
		local targetName = msg:sub(9)
		local target = findPlayerByNameOrDisplay(targetName)
		if target then whitelist[target.UserId] = nil end
	end
end

-- Connect chatted
local function connectPlayer(plr)
	plr.Chatted:Connect(function(msg)
		handleCommand(plr, msg)
	end)
end

for _, plr in ipairs(Players:GetPlayers()) do
	connectPlayer(plr)
end
Players.PlayerAdded:Connect(connectPlayer)